Fatal error: Uncaught Error: Call to undefined function mysql_connect() in C:\xampp\htdocs\includes\settings.inc.php:3 Stack trace: #0 C:\xampp\htdocs\includes\settings.inc.php(20): ConnectMYSQL('localhost', 'root', '', 3306, 'moonhotel') #1 C:\xampp\htdocs\install\index.php(2): include('C:\\xampp\\htdocs...') #2 {main} thrown in C:\xampp\htdocs\includes\settings.inc.php on line 3